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<p style='margin:0in;font-family:微软雅黑;font-size:20.0pt'>中国的地形</p>

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<p style='margin:0in;font-size:10.0pt;color:#767676'><span style='font-family:
Calibri'>2020</span><span style='font-family:"Microsoft YaHei"'>年</span><span
style='font-family:Calibri'>3</span><span style='font-family:"Microsoft YaHei"'>月</span><span
style='font-family:Calibri'>15</span><span style='font-family:"Microsoft YaHei"'>日</span></p>

<p style='margin:0in;font-family:Calibri;font-size:10.0pt;color:#767676'>20:29</p>

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<h1 style='margin:0in;font-family:微软雅黑;font-size:16.0pt;color:#1E4E79'>零、地形于地势的区别与联系</h1>

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  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
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  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>地形</p>
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
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  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>地势</p>
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  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>区别</p>
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
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  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>陆地表面多种多样的形</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>态孬是指地表具体形态，</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>通常可分为山地、平原、</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>高原、盆地和丘陵五种基</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>本类型</p>
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  vertical-align:top;width:1.8187in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>地表高低起伏的总趋势，</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>它主要从高度方面的特征</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>来描述</p>
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  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>联系</p>
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.902in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>二者有密切联系，广义的</p>
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  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>地形概念也包括地势内容</p>
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<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>地形：类型及分布</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>地势：高低及起伏</p>

<h1 style='margin:0in;font-family:微软雅黑;font-size:16.0pt;color:#1E4E79'>一、地势</h1>

<p style='margin:0in'><img src="中国的地形.files/image001.png" width=453 height=340
alt="计算机生成了可选文字:&#10;000·200、&#10;羽00米以上"></p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>特征：东高西低，呈阶梯状分布</p>

<h3 style='margin:0in;font-size:12.0pt;color:#5B9BD5'><span style='font-family:
Calibri'>1</span><span style='font-family:微软雅黑'>、地势第一、第二阶梯以哪些山脉为分界线？</span></h3>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>大兴安岭—太行山—巫山—雪峰山</p>

<h3 style='margin:0in;font-size:12.0pt;color:#5B9BD5'><span style='font-family:
Calibri'>2</span><span style='font-family:微软雅黑'>、第二、第三阶梯以哪些山脉为分界线？</span></h3>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>昆仑山—祁连山—横断山</p>

<p style='margin:0in'><img src="中国的地形.files/image002.png" width=366 height=72
alt="计算机生成了可选文字:&#10;第一级阶梯第一级阶梯一一第。级/"></p>

<h3 style='margin:0in;font-size:12.0pt;color:#5B9BD5'><span style='font-family:
Calibri'>3</span><span style='font-family:"Microsoft YaHei"'>、各个阶梯包含的主要地形区？</span></h3>

<p style='margin:0in'><img src="中国的地形.files/image003.png" width=363 height=272
alt="计算机生成了可选文字:&#10;阶梯&#10;第二级阶梯&#10;名称&#10;准噶尔盆地&#10;拔10m、2000米&#10;塔里木盆地&#10;青藏高原&#10;原级阶&#10;四川盆地玉江中下游平原海&#10;以下&#10;阶梯&#10;名称&#10;海拔&#10;第一级阶梯&#10;40開米以上"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h1 style='margin:0in;font-family:微软雅黑;font-size:16.0pt;color:#1E4E79'>二、地形</h1>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>特点：地形多种多样，山区面积广大</p>

<h3 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'>我国地形多种多样，山区面积广大对经济发展有什么影响？</h3>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>有利：</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>①地形多种多样，有利于发展多种农业经济</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>②山区旅游、矿产、森林、草场资源丰富，对发展旅游业、林业、畜牧业、采矿业有利</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>不利：</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>①平原比重小，耕地资源不足，给大规模商品化生产管理带来困难</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>②山区面积大，对交通发展、对外联系以及农田耕作等方面带来了诸多不便</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>③多崩塌、滑坡、泥石流等地质灾害</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>&nbsp;</p>

<h1 style='margin:0in;font-family:微软雅黑;font-size:16.0pt;color:#1E4E79'>三、主要地形区</h1>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>1.</span><span style='font-family:微软雅黑' lang=zh-CN>构成地形的骨架——山脉</span></h2>

<p style='margin:0in'><img src="中国的地形.files/image004.png" width=960 height=646
alt="计算机生成了可选文字:&#10;中国主要山脉和山峰&#10;东西走向山脉&#10;东北一西南走向山&#10;西北～东南走向山&#10;南北走向山脉&#10;形山脲&#10;。山&#10;．、图教学网&#10;恒些、"></p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>东西走向的山脉：</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span lang=zh-CN>北：天山——阴山</span><span
lang=en-US> || </span><span lang=zh-CN>中：昆仑山——秦岭</span><span lang=en-US> || </span><span
lang=zh-CN>南：南岭</span></p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>东北西南走向的山脉：</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>西：大兴安岭——太行山——巫山——雪峰山</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span lang=zh-CN>中：长白山——武夷山</span><span
lang=en-US> || </span><span lang=zh-CN>东：台湾山脉</span></p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>南北走向的山脉：</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>贺兰山、六盘山、横断山</p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>西北东南走向的山脉：</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>阿尔泰山、祁连山、巴颜喀拉山</p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>弧形山脉：</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>喜马拉雅山脉</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>2.</span><span style='font-family:微软雅黑' lang=zh-CN>山脉界线</span></h2>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>（上面已经总结了阶梯分界线）</p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>季风区——非季风区分界线</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>大兴安岭——阴山——贺兰山——巴颜喀拉山——冈底斯山
(口诀:大饮喝八缸) </p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>外流区域——内流区域分界线</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>大兴安岭——阴山——贺兰山——祁连山（东端）——巴颜喀拉山——冈底斯山
</p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>南方——北方分界线</span></h4>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>秦岭——淮河</p>

<p style='margin:0in'><img src="中国的地形.files/image005.png" width=425 height=280
alt="计算机生成了可选文字:&#10;8俨&#10;横断山脉&#10;105。110。110。115。&#10;35。&#10;35。&#10;昆，．仑．[七、《秦令、．南山令&#10;巫山&#10;120&#10;50。&#10;大兴安岭"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>3.</span><span style='font-family:微软雅黑' lang=zh-CN>四大高原</span></h2>

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 1pt' title="" summary="">
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>四</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>青藏</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.3256in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>雪山连绵，远看是山，近看成川</p>
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 </tr>
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  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>大</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6868in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>内蒙古</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.3256in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>地面坦荡，戈壁、沙漠广布</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>高</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>黄土</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.3256in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>黄土深厚，千沟万壑，支离破碎</p>
  </td>
 </tr>
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  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>原</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.6673in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>云贵</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.4298in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>峰岭众多，地面崎岖，石灰岩广布</p>
  </td>
 </tr>
</table>

</div>

<h3 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'>青藏高原</h3>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image006.png" width=297 height=224
alt="计算机生成了可选文字:&#10;阿尔金山&#10;昆仑山&#10;祁连山&#10;横断山&#10;88"></p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>特征：世界最高的大高原；多雪山、冰川；聚落（人口、农业）主要分布在雅鲁藏布江谷地，盛产青稞，太阳能与水能丰富</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>多雪山、冰川，雪峰连绵；上面有我国数量最多的淡水湖群。</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>&nbsp;</p>

<h3 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#5B9BD5'>内蒙古高原</h3>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image007.png" width=268 height=190
alt="计算机生成了可选文字:&#10;大兴安岭&#10;国境&#10;长城&#10;祁连山"></p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>特征：我国第二大高原；地面坦荡开阔，荒漠广布，植被多呈经度地带性分布。海拔一般1000米左右；有丰富的煤、铁、稀土矿，农业以畜牧业为主。</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>&nbsp;</p>

<h3 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#5B9BD5'>黄土高原</h3>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image008.png" width=274 height=245
alt="计算机生成了可选文字:&#10;古长城&#10;太行山&#10;祁连山东端&#10;秦岭"></p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>特征：黄土广布；水土流失严重、千沟万壑、支离破碎、沟壑纵横。海拔1000－2000米；多煤、多梯田、多窑洞，盛产小米（主要粮食作物谷子）。</p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt' lang=en-US>&nbsp;</p>

<h3 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'>云贵高原</h3>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image009.png" width=237 height=154
alt="计算机生成了可选文字:&#10;四川盆地&#10;横断山"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in;font-size:11.0pt'><span style='font-family:"Microsoft YaHei"'>特征：地势西高东低；海拔</span><span
style='font-family:Calibri'>2000</span><span style='font-family:"Microsoft YaHei"'>米下降到</span><span
style='font-family:Calibri'>1000</span><span style='font-family:"Microsoft YaHei"'>米；多石灰岩，有典型的喀斯特地貌；地面崎岖；工程建设地质条件复杂，但有利于发展旅游。</span></p>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.7763in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>名称</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.9791in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>位置和省、区范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.5486in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>海拔</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.109in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>主　要　特　征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.7763in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>青藏高原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.9888in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#FF3300'><span style='font-weight:bold'>位于西南部，介于昆仑山与喜马拉雅山之间；青海西藏全部、四川省西部</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.568in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold' lang=en-US>4000</span><span
  style='font-weight:bold' lang=zh-CN>米以上，是世界上海拔最高的高原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2201in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:#660066'>世界</span><span style='font-weight:
  bold;color:red'>最高</span><span style='font-weight:bold;color:#660066'>高原，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:red'>高寒、冰川</span><span style='font-weight:bold;
  color:#660066'>广布雪山连绵</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.7763in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>内蒙古高原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.9888in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#FF3300'><span style='font-weight:bold'>位于北部，大兴安岭以西，向西延伸到祁连山麓；内蒙古大部、冀甘宁一部分</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.5486in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold' lang=en-US>1000——1500</span><span
  style='font-weight:bold' lang=zh-CN>米左右</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2944in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#660066'><span style='font-weight:bold'>我国第二大高原，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;text-decoration:underline;color:red'>最平坦</span><span
  style='font-weight:bold;color:#660066'>的高原，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:#660066'>风力作用强烈，西部</span><span
  style='font-weight:bold;color:red'>风蚀</span><span style='font-weight:bold;
  color:#660066'>地貌典型</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.7763in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>黄土高原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.9888in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#FF3300'><span style='font-weight:bold'>西起祁连山东端，东到太行山麓，北邻内蒙古高原，以长城为界，南到秦岭；山西省全部、陕甘宁一部分</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.568in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold' lang=en-US>1000-2000</span><span
  style='font-weight:bold' lang=zh-CN>米，是世界上最大的黄土分布区</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2944in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:#660066'>世界</span><span style='font-weight:
  bold;color:red'>黄土</span><span style='font-weight:bold;color:#660066'>分布最广，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:red'>流水侵蚀</span><span style='font-weight:bold;
  color:#660066'>作用强烈，千沟万壑。</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.7763in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>云贵高原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.9791in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#FF3300'><span style='font-weight:bold' lang=en-US><span
  style='mso-spacerun:yes'>  </span></span><span style='font-weight:bold'
  lang=zh-CN>云南省东部、</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#FF3300'><span style='font-weight:bold'><span
  style='mso-spacerun:yes'>  </span>贵州省大部分</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.5486in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold' lang=en-US>1000-2000</span><span
  style='font-weight:bold' lang=zh-CN>米</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2944in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:#660066'>地势西高东低，石灰岩广布，</span><span
  style='font-weight:bold;color:red'>流水溶蚀</span><span style='font-weight:bold;
  color:#660066'>作用强烈，多</span><span style='font-weight:bold;color:red'>喀斯特地貌</span><span
  style='font-weight:bold;color:#660066'>，地表</span><span style='font-weight:
  bold;text-decoration:underline;color:#660066'>崎岖不平</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image010.png" width=316 height=229
alt="计算机生成了可选文字:&#10;80&#10;E&#10;100&#10;E&#10;40。N&#10;30。N&#10;40&#10;35&#10;50&#10;40&#10;23．5&#10;100。&#10;N&#10;N&#10;E120&#10;E&#10;青藏高原&#10;内蒙古高原&#10;100。E110&#10;28。N&#10;105。E115E&#10;N&#10;N&#10;黄土高原&#10;E"></p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>4.</span><span style='font-family:微软雅黑' lang=zh-CN>四大盆地</span></h2>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>塔里木盆地</span></h4>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.977in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt;
  color:black'><span style='font-weight:bold'>位置范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:5.4361in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt;
  color:black'><span style='font-weight:bold'>地形特征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.977in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>第二级阶梯上；新疆境内天山南部；</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:5.45in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-family:"Microsoft YaHei"'>我国最大的盆地；沙漠广，有我国最大的沙漠；内部平坦</span><span
  style='font-family:Calibri'>,</span><span style='font-family:"Microsoft YaHei"'>边缘多绿洲</span><span
  style='font-family:Calibri'>;</span><span style='font-family:"Microsoft YaHei"'>地势西高东低，海拔</span><span
  style='font-family:Calibri'>800 </span><span style='font-family:"Microsoft YaHei"'>～</span><span
  style='font-family:Calibri'> 1300</span><span style='font-family:"Microsoft YaHei"'>米；封闭严密。</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image011.png" width=262 height=263
alt="计算机生成了可选文字:&#10;吐鲁番盆地的艾丁湖&#10;是我国海拔最低点&#10;天山&#10;祁连山&#10;昆仑山"></p>

<h4 style='margin:0in;font-family:微软雅黑;font-size:12.0pt;color:#5B9BD5'><span
style='font-style:italic'>准噶尔盆地</span></h4>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.3409in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:12.0pt;
  color:black'><span style='font-weight:bold'>位置范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2284in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:12.0pt;
  color:black'><span style='font-weight:bold'>地形特征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.3604in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>地势第二级阶梯上；新疆北部；</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2784in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>我国最北、面积第二大的盆地；</p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>西北有个小缺口，相对较湿润；</p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image012.png" width=305 height=218
alt="计算机生成了可选文字:&#10;中国地形&#10;天山&#10;山&#10;右漣功能"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h4 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#5B9BD5'><span style='font-style:italic'>柴达木盆地</span></h4>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.0229in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:"Microsoft YaHei";
  font-size:12.0pt;color:black'><span style='font-weight:bold'>位置范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:5.3909in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:"Microsoft YaHei";
  font-size:12.0pt;color:black'><span style='font-weight:bold'>地形特征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.0423in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>第一级阶梯上；青藏高原东北部的青海境内</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:5.3923in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-family:"Microsoft YaHei"'>是我国海拔最高的大盆地；东部多沼泽、盐湖</span><span
  style='font-family:Calibri'>;</span><span style='font-family:"Microsoft YaHei"'>石油、有色金属矿产等丰富，有</span><span
  style='font-family:Calibri'>“</span><span style='font-family:"Microsoft YaHei"'>聚宝盆</span><span
  style='font-family:Calibri'>”</span><span style='font-family:"Microsoft YaHei"'>之称；大部分为沙漠、戈壁；海拔</span><span
  style='font-family:Calibri'>2000</span><span style='font-family:"Microsoft YaHei"'>～</span><span
  style='font-family:Calibri'>3000</span><span style='font-family:"Microsoft YaHei"'>米。</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image013.png" width=242 height=174
alt="计算机生成了可选文字:&#10;阿尔金山&#10;祁连山&#10;昆仑山"></p>

<h4 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#5B9BD5'><span style='font-style:italic'>四川盆地</span></h4>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.9513in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:"Microsoft YaHei";
  font-size:11.0pt;color:black'><span style='font-weight:bold'>位置范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.4625in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:"Microsoft YaHei";
  font-size:11.0pt;color:black'><span style='font-weight:bold'>地形特征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.9513in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>第二级阶梯上；东起巫山，西至横断山，南至云贵高原，北到大巴山，包括四川、重庆；</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5125in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-family:"Microsoft YaHei"'>是我国最大的外流盆地；有</span><span
  style='font-family:Calibri'>“</span><span style='font-family:"Microsoft YaHei"'>紫色盆地</span><span
  style='font-family:Calibri'>”</span><span style='font-family:"Microsoft YaHei"'>之称；地势北高南低，海拔</span><span
  style='font-family:Calibri'>300</span><span style='font-family:"Microsoft YaHei"'>～</span><span
  style='font-family:Calibri'>600</span><span style='font-family:"Microsoft YaHei"'>米。</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image014.png" width=297 height=222
alt="计算机生成了可选文字:&#10;重力&#10;邛崃山&#10;大巴山&#10;巫山"></p>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8069in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>名　称</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.5937in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>位置与范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.7659in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>海拔</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.2458in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>主　要　特　征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8263in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>塔里木盆地</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.5937in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#660066'><span style='font-weight:bold'>昆仑山与天山之间；新疆境内</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.7659in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt;color:#0033CC'><span style='font-weight:
  bold;font-family:Calibri' lang=en-US>1000</span><span style='font-weight:
  bold;font-family:"Microsoft YaHei"' lang=zh-CN>米左右（</span><span
  style='font-weight:bold;font-family:Calibri' lang=en-US>800——1300</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei"' lang=zh-CN>）</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.4326in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-weight:bold;
  font-family:"Microsoft YaHei";color:black' lang=zh-CN>我国面积</span><span
  style='font-weight:bold;text-decoration:underline;font-family:"Microsoft YaHei";
  color:red' lang=zh-CN>最大</span><span style='font-weight:bold;font-family:
  "Microsoft YaHei";color:black' lang=zh-CN>盆地，有最大沙漠</span><span
  style='font-weight:bold;font-family:Calibri;color:black' lang=en-US>—</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>塔克拉玛干沙漠和最大内流河，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>封闭严密、干燥</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8263in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>准噶尔盆地</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.5937in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#660066'><span style='font-weight:bold'>阿尔泰山、天山之间；新疆境内</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.7659in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt;color:#0033CC'><span style='font-weight:
  bold;font-family:Calibri' lang=en-US>200——1000</span><span style='font-weight:
  bold;font-family:"Microsoft YaHei"' lang=zh-CN>米</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.4472in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:black'>面积第二大盆地，西北有缺口，</span><span
  style='font-weight:bold;color:red'>相对湿润，</span><span style='font-weight:bold;
  color:black'>沙漠、戈壁面积较小，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>北部有一条外流河，多为固定沙丘</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8263in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>柴达木盆地</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.5937in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#660066'><span style='font-weight:bold'>昆仑山、祁连山之间；青藏高原东北部，青海省境内</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.7708in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt;color:#0033CC'><span style='font-weight:
  bold;font-family:Calibri' lang=en-US>3000</span><span style='font-weight:
  bold;font-family:"Microsoft YaHei"' lang=zh-CN>米左右，我国地势最高的内陆高原盆地</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.4277in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:black'>我国地势</span><span style='font-weight:
  bold;text-decoration:underline;color:red'>最高</span><span style='font-weight:
  bold;color:black'>盆地，大部分为沙漠、戈壁，东南部多</span><span style='font-weight:bold;
  color:red'>盐湖和沼泽地</span><span style='font-weight:bold;color:black'>，</span></p>
  <p style='margin:0in;font-size:11.0pt;color:black'><span style='font-weight:
  bold;font-family:"Microsoft YaHei"'>有</span><span style='font-weight:bold;
  font-family:Calibri'>“</span><span style='font-weight:bold;font-family:"Microsoft YaHei"'>聚宝盆</span><span
  style='font-weight:bold;font-family:Calibri'>”</span><span style='font-weight:
  bold;font-family:"Microsoft YaHei"'>之称，石油、有色金属矿、盐矿资源丰富。</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8263in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>四川盆地</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.5937in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#660066'><span style='font-weight:bold'>东是巫山，西是横断山，北是大巴山，南是云贵高原；四川和重庆境内</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.7659in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt;color:#0033CC'><span style='font-weight:
  bold;font-family:Calibri' lang=en-US>500</span><span style='font-weight:bold;
  font-family:"Microsoft YaHei"' lang=zh-CN>米左右</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.4472in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-weight:bold;
  font-family:Calibri;color:black' lang=en-US>“</span><span style='font-weight:
  bold;font-family:"Microsoft YaHei";color:black' lang=zh-CN>紫色盆地</span><span
  style='font-weight:bold;font-family:Calibri;color:black' lang=zh-CN>”</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>，</span><span style='font-weight:bold;text-decoration:underline;
  font-family:"Microsoft YaHei";color:black' lang=zh-CN>最湿润的</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:red' lang=zh-CN>外流盆地</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>多低山丘陵，西有面积较大的成都平原</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in'><img src="中国的地形.files/image015.png" width=372 height=260
alt="计算机生成了可选文字:&#10;四大盆地&#10;E90E&#10;42&#10;36&#10;32。N&#10;39&#10;36&#10;75&#10;N&#10;N&#10;90&#10;N&#10;N&#10;82&#10;E&#10;90&#10;E&#10;E100&#10;E&#10;103&#10;E110&#10;E"></p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>5.</span><span style='font-family:微软雅黑' lang=zh-CN>三大平原</span></h2>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.9722in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>名　称</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.8638in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>范围</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5777in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>主　要　特　征</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.9722in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>东北平原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.8638in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>大小兴安岭、长白山之间，由松嫩平原、三江平原、辽河平原三部分组成</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.6694in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-weight:bold;
  font-family:"Microsoft YaHei";color:black' lang=zh-CN>我国面积</span><span
  style='font-weight:bold;text-decoration:underline;font-family:"Microsoft YaHei";
  color:red' lang=zh-CN>最大</span><span style='font-weight:bold;font-family:
  "Microsoft YaHei";color:black' lang=zh-CN>、</span><span style='font-weight:
  bold;text-decoration:underline;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>地势最高</span><span style='font-weight:bold;font-family:"Microsoft YaHei";
  color:black' lang=zh-CN>（</span><span style='font-weight:bold;font-family:
  Calibri;color:black' lang=en-US>200</span><span style='font-weight:bold;
  font-family:"Microsoft YaHei";color:black' lang=zh-CN>米以下）的平原，</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:red'>黑土</span><span style='font-weight:bold;
  color:black'>深广，多沼泽低地。</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>松嫩平原、三江平原是我国</span><span
  style='font-weight:bold;text-decoration:underline'>商品粮率较高</span><span
  style='font-weight:bold'>的商品粮基地。</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.9722in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>华北平原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.8638in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold'>北是燕山，南到淮河，西起太行山，东至渤海。</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5777in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:#0033CC'><span style='font-weight:bold'>由黄淮海冲积而成。</span></p>
  <p style='margin:0in;font-size:11.0pt;color:#0033CC'><span style='font-weight:
  bold;font-family:"Microsoft YaHei"' lang=zh-CN>地势低平（多在</span><span
  style='font-weight:bold;font-family:Calibri' lang=en-US>50</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei"' lang=zh-CN>米以下）；</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
  style='font-weight:bold;color:red'>旱涝、盐碱、风沙</span><span style='font-weight:
  bold;color:#0033CC'>等自然灾害频发</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.9916in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>长江中下游平原</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:2.8638in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>巫山以东到海滨，沿江分布呈狭长形</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.6715in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt'><span style='font-weight:bold;
  font-family:"Microsoft YaHei";color:black' lang=zh-CN>我国</span><span
  style='font-weight:bold;text-decoration:underline;font-family:"Microsoft YaHei";
  color:red' lang=zh-CN>最低</span><span style='font-weight:bold;text-decoration:
  underline;font-family:"Microsoft YaHei";color:black' lang=zh-CN>平的</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>平原（多在</span><span style='font-weight:bold;font-family:Calibri;
  color:black' lang=en-US>50</span><span style='font-weight:bold;font-family:
  "Microsoft YaHei";color:black' lang=zh-CN>米以下，下游长江三角洲则海拔在</span><span
  style='font-weight:bold;font-family:Calibri;color:black' lang=en-US>10</span><span
  style='font-weight:bold;font-family:"Microsoft YaHei";color:black'
  lang=zh-CN>米以下）河湖密布，为著名</span><span style='font-weight:bold;text-decoration:
  underline;font-family:"Microsoft YaHei";color:black' lang=zh-CN>鱼米之乡</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in'><img src="中国的地形.files/image016.png" width=402 height=315
alt="计算机生成了可选文字:&#10;E135。E&#10;41&#10;120&#10;N&#10;40&#10;33&#10;E121&#10;113&#10;N&#10;N&#10;E120&#10;E&#10;东北平原&#10;32&#10;华北平原&#10;E&#10;110&#10;N&#10;长江中下游平原"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>6.</span><span style='font-family:微软雅黑' lang=zh-CN>主要丘陵</span></h2>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>辽东丘陵、山东丘陵、东南丘陵</p>

<p style='margin:0in'><img src="中国的地形.files/image017.png" width=203 height=220
alt="计算机生成了可选文字:&#10;“辽东丘陵&#10;·山东丘陵&#10;丘陵"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>7.</span><span style='font-family:微软雅黑' lang=zh-CN>总结</span></h2>

<div style='direction:ltr'>

<table border=1 cellpadding=0 cellspacing=0 valign=top style='direction:ltr;
 border-collapse:collapse;border-style:solid;border-color:#A3A3A3;border-width:
 1pt' title="" summary="">
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8326in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>山脉名称</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4437in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>两侧地形区的名称</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.4923in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>西侧</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>东侧</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8326in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>大兴安岭</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>内蒙古高原</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5118in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>东北平原</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>太行山</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>黄土高原</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>华北平原</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>巫山</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>四川盆地</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>长江中下游平原</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>横断山</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>青藏高原</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>四川盆地云贵高原</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>南侧</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>北侧</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>天山</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>塔里木盆地</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>准噶尔盆地</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin-top:6pt;margin-bottom:0pt;font-family:微软雅黑;font-size:11.0pt'>昆仑山</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>青藏高原</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>塔里木盆地</p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>经纬线</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>穿过的主要地形区</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>纬线</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>北回</span></p>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>归线</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>云南、广西、广东、台湾</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>30°N</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>冈底斯山脉、横断山脉、四川盆地、杭州湾</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>40°N</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.559in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>塔里木盆地、祁连山北侧、河套平原南侧、渤海</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:black'><span style='font-weight:bold'>经线</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>80°E</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>天山山脉、塔里木盆地、青藏高原西部</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>90°E</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>阿尔泰山、吐鲁番盆地、孟加拉湾</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>100°E</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>河西走廊、祁连山、横断山脉</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>110°E</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.5305in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-size:11.0pt;color:red'><span style='font-weight:
  bold;font-family:"Microsoft YaHei"'>阴山、巫山，雷州半岛、海口</span><span
  style='font-weight:bold;font-family:Calibri'>.</span></p>
  </td>
 </tr>
 <tr>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:.8131in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:1.4243in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:Calibri;font-size:11.0pt;color:black'><span
  style='font-weight:bold'>120°E</span></p>
  </td>
  <td style='border-style:solid;border-color:#A3A3A3;border-width:1pt;
  vertical-align:top;width:3.6631in;padding:2.0pt 3.0pt 2.0pt 3.0pt'>
  <p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt;
  color:red'><span style='font-weight:bold'>大兴安岭、渤海、山东半岛、长江三角洲、台湾海峡</span></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>&nbsp;</p>

<h1 style='margin:0in;font-family:微软雅黑;font-size:16.0pt;color:#1E4E79'>四、我国主要地质灾害</h1>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>1.</span><span style='font-family:微软雅黑' lang=zh-CN>地震</span></h2>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>成因：</span>我国位于亚欧板块和太平洋板块交界地带，又处于亚欧板块和印度洋板块挤压碰撞带的边界（环太平洋地震带，地中海－喜马拉雅山脉地震带）。</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>分布：</span>①东南沿海台湾福建地震带②华北太行山与京津唐地震带③西北新甘宁地震带，④西南的青藏高原与喜马拉雅山地和川滇地震带。</p>

<p style='margin:0in'><img src="中国的地形.files/image018.png" width=451 height=353
alt="计算机生成了可选文字:&#10;中国地震灾害分布&#10;地震带&#10;曾发生过7．5级以&#10;上地震的震中&#10;火山锥&#10;西北地震带&#10;青藏高原&#10;滇西地&#10;东南沿&#10;地震带"></p>

<p style='margin:0in;font-family:Calibri;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>2.</span><span style='font-family:微软雅黑' lang=zh-CN>火山</span></h2>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>分类：</span>①人类历史时期还经常作周期性喷发的火叫活火山；②人类历史以前喷发过，迄今为止没有重新喷发过的火山叫死火山；③长期熄灭的死火山有时又突然喷发的火叫休眠火山。</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>分布：</span>活火山有新疆于田附近的昆仑山中的火山与台湾大屯火山群的七星山；休眠火山有长白山的白头山和黑龙江五大莲池；死火山主要有山西大同附近的火山。</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>影响：</span>①火山喷发的火山灰和熔岩流常常破坏田园与建筑；②火爆发可能引起地震灾害，海底火山爆发还可能引起海啸危害；③火山喷发的火山灰可以成为肥沃的土壤；④火山喷发可能带来硫磺等有用矿物。</p>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-size:14.0pt;color:#2E75B5'><span style='font-family:
Calibri' lang=en-US>3.</span><span style='font-family:微软雅黑' lang=zh-CN>滑坡和泥石流</span></h2>

<p style='margin:0in;font-family:微软雅黑;font-size:11.0pt'><span style='font-weight:
bold'>成因：</span>滑坡是斜坡上的岩体或土体，在重力的作用下，沿一定的滑动面整体下滑的现象</p>

<p style='margin:0in;font-size:11.0pt'><span style='font-family:微软雅黑'>泥石流是在山区坡陡谷深、岩石破碎、当夏季暴雨骤降或是冰雪融水汇集时</span><span
style='font-family:Calibri'><span style='mso-spacerun:yes'>   </span></span><span
style='font-family:微软雅黑'>突然爆发的特殊洪流，它包含泥沙、石块、巨大的砾石，破坏力极强</span></p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
style='font-weight:bold'>分布：</span>多发生西部的青藏高原边缘山区和东部低山丘陵与平原交替处</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'><span
style='font-weight:bold'>危害：</span>滑坡会破坏或淹没农田、建筑物和道路，造成人员伤亡</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>泥石流可埋没农田、森林、堵塞江河，冲毁路基、桥梁和灌溉渠道，摧毁城镇村庄，造成重大灾害。</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>&nbsp;</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>&nbsp;</p>

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<p style='text-align:left;margin:0in;font-family:Arial;font-size:9pt;
color:#969696;direction:ltr'>已使用 Microsoft OneNote 2016 创建。</p>

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